Electromagnetic actuator for a display with improved spring arrangement and output device with said actuator
US12308013B2 · kind B2 · utility
0Cited by
5References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 23, 2024 |
| Grant date | May 20, 2025 |
| Priority date | — |
| Expiry date | Feb 23, 2044 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2499/15
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The invention relates to an electromagnetic actuator, which is designed to be connected to a backside of a plate like structure and which comprises an annular coil arrangement and a magnet system being designed to generate a magnetic field transverse to the annular coil arrangement. The annular coil arrangement and the magnet system are connected to each other by a plurality of springs, which are arranged inside of the annular coil arrangement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.